Home / 50,259.56-69,358.44-31,407.56

Finding the Fourth Proportional to 50,259.56, 69,358.44 and 31,407.56

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Solution

The fourth proportional to 50,259.56, 69,358.44 and 31,407.56 is: 43,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,259.56 : 69,358.44 = 31,407.56 : x
  2. Step 2: Convert to fraction form
    50,259.56/69,358.44 = 31,407.56/x
  3. Step 3: Cross multiply
    50,259.56x = 69,358.44 × 31,407.56
  4. Step 4: Simplify right side
    50,259.56x = 2,178,379,365.81
  5. Step 5: Solve for x
    x = 2,178,379,365.81/50,259.56
  6. Step 6: Final answer
    x = 43,342.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.